GLP-1 receptor agonist drugs may reduce the risk of cancer progressing, according to the results from a new study (Photo by: Michael Siluk/UCG/Universal Images Group via Getty Images) UCG/Universal Images Group via Getty Images GLP-1 medications such as Wegovy, Ozempic and Mounjaro have already transformed treatment for obesity and Type 2 diabetes. Now, emerging research suggests they may also reduce the risk of tumors spreading to other parts of the body in people who have cancer.